Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA806066A
Inventor
Erb Ernst
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Superba SAS
Original Assignee
Superba SAS
Publication date
Application grantedgrantedCritical
Publication of CA806066ApublicationCriticalpatent/CA806066A/en